Viewfinder for camera



FIG. 1 is a top, front and left side perspective view of a viewfinder for a camera showing my new design;

FIG. 2 is a top, rear and right side perspective view thereof;

FIG. 3 is a right side elevational view thereof; and,

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a viewfinder for camera, as shown and described. 